Add frontend assets and plugin bundles

Add the legacy frontend themes, scripts, and plugin assets required by the main SPOTA interfaces.

assets/plugins/dynatree/jquery/README.txt

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+This folder contains copies of the required jQuery libraries for use with 
+Dynatree 1.0
+
+Currently using 
+
+- jquery.js:
+  jQuery 1.7.1
+
+- jquery-ui.custom.js:
+  jQuery UI 1.8.17 with all modules selected.
+  
+- jquery.min.js and jquery-ui.custom.min.js:
+  Minified versions of the above
+
+Current versions are always available at 
+    http://jqueryui.com/download
+
+Include the required libs like this:
+    <script src='../jquery/jquery.js' type='text/javascript'></script>
+    <script src='../jquery/jquery-ui.custom.js' type='text/javascript'></script>
+    <script src='../jquery/jquery.cookie.js' type='text/javascript'></script>
+
+    
+Alternatively the current libs may be we included from CDNs, for example
+	<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4/jquery.js" type="text/javascript"></script>
+	<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/jquery-ui.js" type="text/javascript"></script>
+    <script src='../jquery/jquery.cookie.js' type='text/javascript'></script>